Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

82°F

28°C

Humidity 88%
Wind Speed SE 12 G 23 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 27 May 8:54 pm ChST
Extended Forecast for

Agat GU

  • Tonight

    Tonight: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 77. East southeast wind 9 to 11 mph.  Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms.  Partly sunny, with a high near 84. East southeast wind 9 to 11 mph.  Chance of precipitation is 40%.

    High: 84 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 77. East southeast wind 5 to 10 mph.  Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms.  Partly sunny, with a high near 85. East southeast wind 6 to 9 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 79. East southeast wind 5 to 9 mph.  Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 84. East southeast wind 9 to 11 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Friday
Scattered showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind 6 to 9 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. East southeast wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Partly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 79.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Mostly cloudy, with a low around 79.
Wednesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Agat GU
 13.38°N 144.67°E
6:05 pm ChST May 27, 2026
9pm ChST May 27, 2026-6pm ChST Jun 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database